Home / 223,051,153.47-334,368,713.09-75,395,978.51

Finding the Fourth Proportional to 223,051,153.47, 334,368,713.09 and 75,395,978.51

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Solution

The fourth proportional to 223,051,153.47, 334,368,713.09 and 75,395,978.51 is: 113,023,653.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,051,153.47 : 334,368,713.09 = 75,395,978.51 : x
  2. Step 2: Convert to fraction form
    223,051,153.47/334,368,713.09 = 75,395,978.51/x
  3. Step 3: Cross multiply
    223,051,153.47x = 334,368,713.09 × 75,395,978.51
  4. Step 4: Simplify right side
    223,051,153.47x = 25,210,056,307,008,936
  5. Step 5: Solve for x
    x = 25,210,056,307,008,936/223,051,153.47
  6. Step 6: Final answer
    x = 113,023,653.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.